BOS to LGA flight delays & on-time performance
Nonstop flights from Boston Logan International Airport to LaGuardia Airport · 184 miles · Aug 2025 – Jul 2026
- BOS: Ground delay program, avg 1 hour and 10 minutes. Flights to BOS are delayed at their origin airports due to runway construction: average 1 hour and 10 minutes, up to 3 hours.
On-time arrivals
77%
arrived < 15 min late
Cancelled
5.8%
425 flights
Avg arrival delay
18 min
76 min when late
Airlines
2
7,342 flights tracked
Key facts
- Flights from Boston (BOS) to New York (LGA) arrived on time 77% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 5.8% were cancelled, and 11% arrived an hour or more late.
- Delta Air Lines was the most punctual airline here (90% on time); Republic Airways was the least (76%).
- Departures scheduled around 6am did best (93% on time); around 8pm did worst (61%).
- Saturday was the most reliable day to fly (84% on time) and Thursday the least (71%).
- The largest source of delay minutes was air traffic control & airport congestion (37%).
Which airline is most on time from BOS to LGA?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Delta Air Lines | 90% | 4.7% | 12 min | 4.9% | 514 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 76% | 5.9% | 19 min | 10.9% | 6,828 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am93%529 flights
- 7am92%520 flights
- 8am87%484 flights
- 9am87%336 flights
- 10am85%686 flights
- 11am83%451 flights
- 12pm80%516 flights
- 1pm79%457 flights
- 2pm76%475 flights
- 3pm74%316 flights
- 4pm63%539 flights
- 5pm67%448 flights
- 6pm64%465 flights
- 7pm63%498 flights
- 8pm61%392 flights
- 9pm58%180 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%9.0% cancelled
- Tuesday77%6.9% cancelled
- Wednesday78%3.8% cancelled
- Thursday71%4.3% cancelled
- Friday80%3.6% cancelled
- Saturday84%3.4% cancelled
- Sunday72%8.4% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion37%
- Late-arriving aircraft37%
- Airline (crew, maintenance, cleaning, fueling)21%
- Extreme weather5%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Airline (crew, maintenance, cleaning, fueling)36%
- Air traffic control & airport congestion35%
- Extreme weather29%
- Security0%
BOS to LGA: common questions
- How often are BOS to LGA flights on time?
- 77% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Boston to New York cancelled?
- 5.8% of scheduled flights were cancelled (425 of 7,342).
- How long are typical delays?
- Across all flights the average arrival delay was 18 min (early arrivals count as zero). Flights that were late arrived 76 min behind schedule on average, and 10.5% of flights were an hour or more late.
- How long is taxi time at BOS?
- Flights on this route spent 24 min taxiing from the gate to takeoff on average.
Related routes
Return trip: LGA to BOS — 74% on time
More flights from Boston
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: BOS → LGA, nonstop flights by US airlines that report to the DOT. How we calculate this.